📄 Description (English)
InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could lead to application denial-of-service. An attacker could exploit this vulnerability to crash the application or disrupt its functionality. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
🤖 AI Executive Summary
CVE-2026-27285 is a heap-based buffer overflow vulnerability in Adobe InDesign versions 20.5.2 and 21.2 that can cause application denial-of-service when users open malicious files. With a CVSS score of 5.5 and no available patch, this poses a moderate risk to Saudi organizations using InDesign for publishing and design workflows. Exploitation requires user interaction, limiting but not eliminating the threat surface in enterprise environments.
📄 Description (Arabic)
🤖 AI Intelligence Analysis Analyzed: May 25, 2026 20:55
🇸🇦 Saudi Arabia Impact Assessment
Saudi organizations in creative industries, government communications departments, and media companies using Adobe InDesign are at moderate risk. Most affected sectors include: Publishing and Media (newspapers, magazines), Government Communications (MOCI, MCIT), Higher Education (design programs), and Corporate Marketing departments. The lack of available patches increases operational risk, particularly for organizations processing external design files from vendors or clients. Impact is limited to denial-of-service rather than data breach, reducing severity for banking and healthcare sectors.
🏢 Affected Saudi Sectors
Publishing and Media
Government Communications
Higher Education
Corporate Marketing and Communications
Advertising Agencies
Design and Creative Services
🎯 MITRE ATT&CK Techniques
⚖️ Saudi Risk Score (AI)
5.2
/ 10.0
🔧 Remediation Steps (English)
Immediate Actions:
1. Inventory all InDesign installations across the organization, particularly versions 20.5.2 and 21.2
2. Restrict opening of InDesign files from untrusted external sources until patching is available
3. Implement file validation and sandboxing for externally-received design files
4. Educate users to avoid opening suspicious .indd, .idml, or related Adobe files from unknown senders
Compensating Controls:
5. Deploy application whitelisting to restrict InDesign execution to authorized users only
6. Use endpoint detection and response (EDR) tools to monitor for abnormal InDesign process behavior and crashes
7. Implement network segmentation to isolate design workstations from critical infrastructure
8. Enable application crash logging and monitoring to detect exploitation attempts
9. Maintain regular backups of design files to recover from denial-of-service incidents
Detection Rules:
10. Monitor for InDesign process crashes with heap corruption indicators in event logs
11. Alert on InDesign opening files from suspicious locations (temp folders, downloads, email attachments)
12. Track failed InDesign file operations and unexpected terminations
Patching:
13. Subscribe to Adobe security bulletins and apply patches immediately upon release
14. Consider upgrading to InDesign versions beyond 21.2 when patches become available
🔧 خطوات المعالجة (العربية)
الإجراءات الفورية:
1. حصر جميع تثبيتات InDesign عبر المنظمة، خاصة الإصدارات 20.5.2 و21.2
2. تقييد فتح ملفات InDesign من مصادر خارجية غير موثوقة حتى يتوفر التصحيح
3. تنفيذ التحقق من الملفات والعزل الرملي للملفات التصميمية المستقبلة خارجياً
4. تثقيف المستخدمين لتجنب فتح ملفات Adobe المريبة من مرسلين مجهولين
الضوابط البديلة:
5. نشر قائمة بيضاء للتطبيقات لتقييد تنفيذ InDesign للمستخدمين المصرح لهم فقط
6. استخدام أدوات كشف الاستجابة للنقاط النهائية (EDR) لمراقبة سلوك عملية InDesign غير الطبيعي والأعطال
7. تنفيذ تقسيم الشبكة لعزل محطات العمل التصميمية عن البنية التحتية الحرجة
8. تفعيل تسجيل مراقبة أعطال التطبيقات لكشف محاولات الاستغلال
9. الحفاظ على نسخ احتياطية منتظمة من ملفات التصميم للتعافي من حوادث الخدمة
قواعد الكشف:
10. مراقبة أعطال عملية InDesign مع مؤشرات تلف الكومة في سجلات الأحداث
11. التنبيه عند فتح InDesign لملفات من مواقع مريبة (مجلدات مؤقتة، التنزيلات، مرفقات البريد الإلكتروني)
12. تتبع عمليات ملفات InDesign الفاشلة والإنهاء غير المتوقع
التصحيح:
13. الاشتراك في نشرات أمان Adobe وتطبيق التصحيحات فوراً عند توفرها
14. النظر في الترقية إلى إصدارات InDesign بعد 21.2 عند توفر التصحيحات
📋 Regulatory Compliance Mapping
🟢 NCA ECC 2024
ECC 2024 A.12.6.1 - Management of technical vulnerabilities
ECC 2024 A.14.2.1 - Secure development policy
ECC 2024 A.12.2.1 - Monitoring and logging of access
🔵 SAMA CSF
SAMA CSF ID.RA-1 - Asset Management and Inventory
SAMA CSF PR.IP-12 - Software Development and Change Management
SAMA CSF DE.CM-1 - Detection and Analysis
🟡 ISO 27001:2022
ISO 27001:2022 A.12.6.1 - Management of technical vulnerabilities
ISO 27001:2022 A.14.2.1 - Secure development, test and acceptance
ISO 27001:2022 A.12.2.1 - Monitoring
🔗 References & Sources 1
📦 Affected Products / CPE 2 entries
adobe:indesign
adobe:indesign